663223833048 has 128 divisors (see below), whose sum is σ = 1936019128320. Its totient is φ = 185386373760.

The previous prime is 663223833017. The next prime is 663223833061. The reversal of 663223833048 is 840338322366.

It is a junction number, because it is equal to n+sod(n) for n = 663223832988 and 663223833006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21390565 + ... + 21421547.

It is an arithmetic number, because the mean of its divisors is an integer number (15125149440).

Almost surely, 2^663223833048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 663223833048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (968009564160).

663223833048 is an abundant number, since it is smaller than the sum of its proper divisors (1272795295272).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

663223833048 is a wasteful number, since it uses less digits than its factorization.

663223833048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33757 (or 33753 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 48.

The spelling of 663223833048 in words is "six hundred sixty-three billion, two hundred twenty-three million, eight hundred thirty-three thousand, forty-eight".